The original fastest bore cleaner on the planet has a new home. Hoppe's BoreSnake Den is a compact carrying case with a built in handle for easy storage between firearm cleanings. It conveniently fits in a range bag or backpack to protect your Boresnake brushes during transport. The lid of the Snake Den doubles as convenient pull handle that snaps into the clear case for storage. A one pass solution, BoreSnake uses an integrated bronze brush to scrub out carbon fouling, while the tail clears the barrel of loose debris with a surface area 160x larger than a standard patch.This model will fit a 20 gauge shotgun. Features: Model: BoreSnake Bristle Type: Bronze Caliber Or Gauge: 20 Gauge Description: Shotgun Gun Type Shotgun Master Pack: 6 Material: Brass/Cotton/Nylon Series: Viper Den Size: 20 Ga Type: Bore Ropes